The NJ056 Dell Serial ATA SATA SAS X4‑4 Cable Assembly is a replacement interconnect designed specifically for the Dell PowerEdge 1900 server. Engineered to support Serial ATA, SATA and SAS interfaces, the assembly provides a reliable pathway for data and power between storage devices and the motherboard. Its X4‑4 connector configuration matches the original Dell specifications, ensuring proper fit and secure attachment without the need for additional adapters. This component is intended for use in maintenance or upgrade scenarios where original Dell cable assemblies are required to maintain system performance and compatibility.